How to print the test page HP 4400, HP 4100, and series

Process to print the test page for the HP4100 series.
1- Turn on the printer and wait for it to complete its boot process.
2- Press and hold the power button, and press the cancel button.
3- Release both buttons.
4- The test page will be printed with certain details of fine lines and frames with the 4 colors without degradation (Cyan, Magenta, Yellow, and Black).
5- If there is a lack of color, you must fill or replace the cartridge (s).
6- You may perform the alignment process to improve print quality.
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